Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9784461 | Air conditioner heater control based on power supply cord parameters | David William Billman, Richard Dustin Henderson | 2017-10-10 |
| 4329925 | Fracturing apparatus | Paul C. Hane | 1982-05-18 |